Home / 65,331,493.80-97,997,240.70-45,847,948.20

Finding the Fourth Proportional to 65,331,493.80, 97,997,240.70 and 45,847,948.20

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Solution

The fourth proportional to 65,331,493.80, 97,997,240.70 and 45,847,948.20 is: 68,771,922.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,331,493.80 : 97,997,240.70 = 45,847,948.20 : x
  2. Step 2: Convert to fraction form
    65,331,493.80/97,997,240.70 = 45,847,948.20/x
  3. Step 3: Cross multiply
    65,331,493.80x = 97,997,240.70 × 45,847,948.20
  4. Step 4: Simplify right side
    65,331,493.80x = 4,492,972,415,356,532
  5. Step 5: Solve for x
    x = 4,492,972,415,356,532/65,331,493.80
  6. Step 6: Final answer
    x = 68,771,922.30

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.